CVE-2020-24426— Acrobat Reader DC Out-Of-Bounds Read Information Disclosure Vulnerability
Quick assessment
Affected
Adobe Acrobat Reader
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Adobe Reader是美国奥多比（Adobe）公司的一套PDF文档阅读软件。 Adobe Acrobat Reader 中存在缓冲区错误漏洞， 该漏洞源于网络系统或产品在运行过程中存在配置等错误。未授权的攻击者可利用漏洞获取受影响组件敏感信息。
Possible ATT&CK Techniques 3 AI
T1003 · OS Credential Dumping T1059 · Command and Scripting Interpreter T1200 · Hardware Additions
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I. Basic Information for CVE-2020-24426
Vulnerability Information
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Vulnerability Title
Acrobat Reader DC Out-Of-Bounds Read Information Disclosure Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Acrobat Reader DC versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) are affected by an out-of-bounds read vulnerability that could lead to disclosure of sensitive memory. An attacker could leverage this vulnerability to bypass mitigations such as ASLR. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5
Vulnerability Title
Adobe Reader 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe Reader是美国奥多比（Adobe）公司的一套PDF文档阅读软件。 Adobe Acrobat Reader 中存在缓冲区错误漏洞， 该漏洞源于网络系统或产品在运行过程中存在配置等错误。未授权的攻击者可利用漏洞获取受影响组件敏感信息。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Adobe | Acrobat Reader | unspecified ~ 2017.011.30175 | - |
|
II. Public POCs for CVE-2020-24426
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2020-24426 (1)
-
https://helpx.adobe.com/security/products/acrobat/apsb20-67.html x_refsource_MISC
Same Patch Batch · Adobe · 2020-11-05 · 14 CVEs total
| CVE-2020-24437 | 7.8 HIGH | Acrobat Reader DC Use-After-Free Vulnerability Could Lead to Arbitrary Code Execution |
| CVE-2020-24430 | 7.8 HIGH | Acrobat Pro DC Use-After-Free vulnerability Could Lead to Arbitrary Code Execution |
| CVE-2020-24435 | 7.8 HIGH | Acrobat Reader DC Heap-based Buffer Overflow Could Lead to Arbitrary Code Execution |
| CVE-2020-24433 | 7.8 HIGH | Adobe Acrobat Reader DC Local Privilege Escalation via Installer Component |
| CVE-2020-24436 | 7.8 HIGH | Acrobat Pro DC PDF Export Out-Of-Bounds Write Vulnerability Could Lead to Arbitrary Code E |
| CVE-2020-24428 | 7.7 HIGH | Acrobat Reader DC for macOS Race Condition Vulnerability Could Lead to Privilege Escalatio |
| CVE-2020-24429 | 7.7 HIGH | Acrobat Reader DC for macOS Signature Verification Bypass Could Lead to Privilege Escalati |
| CVE-2020-24432 | 6.7 MEDIUM | Acrobat Reader DC Arbitrary JavaScript Execution in PDF Documents |
| CVE-2020-24431 | 4.4 MEDIUM | Acrobat Reader DC for macOS Dynamic Library Injection Vulnerability |
| CVE-2020-24427 | 3.3 LOW | Acrobat Reader DC Codec Input Validation Vulnerability Could Lead to Information Disclosur |
| CVE-2020-24434 | 3.3 LOW | Acrobat Pro DC Out-Of-Bounds Read Vulnerability Could Lead to Information Disclosure |
| CVE-2020-24438 | 3.3 LOW | Acrobat Reader DC Use-After-Free Vulnerability Could Lead to Information Disclosure |
| CVE-2020-24439 | 2.8 LOW | Acrobat Reader DC for macOS Signature Validation Bypass |
IV. Related Vulnerabilities
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CVE-2020-9695
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V. Comments for CVE-2020-24426
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